The Actual Definition of Muscle Tone. Muscle tone, also known as muscle tonus or residual muscle tension, is an unconscious low level contraction of your muscles while they are at rest. Essentially, muscle tone is what makes your muscles still feel somewhat firm while you are resting and not intentionally tensing them.
Everyone experiences abdominal pain from time to time. Other terms used to describe abdominal pain are stomachache, tummy ache, gut ache and bellyache. Abdominal pain can be mild or severe. It may be continuous or come and go. Abdominal pain can be short-lived (acute) or occur over weeks and months (chronic).
Stomach Pains & Weight Loss. The source of stomach pain can be difficult to determine. Nearly everyone will experience abdominal pain at some time. Such discomfort, often called stomach pain, can signify a transient, benign problem, or it can herald something far more serious, such as ulcers, gallbladder disease or even cancer. Pain arising within the abdominal cavity can be difficult to pinpoint.